What big data is

What is big data? When we think about big data the first thing comes in our mind is “Is big data a tool or a product”. Big data is not a tool or a product. Big data is a term that describes the large volume of data (structured, semi-structured and unstructured). Okay let me simplify the term structured and unstructured data. I am not going into detail so I just giving an overview.

According to American IT research and advisory firm Gartner big data follow “3Vs” model. 3V stand for Volume, Variety and Velocity.

Volume: As name suggests it indicate the volume of data. After spent some time on Google I found some interesting fact about the data generate every day. You can check on gwava.com. There are so many sources. Some of are the followings.

Social Media

Sensor network

Search data

Email

Military Surveillance

Medicals

Variety: As name suggests it indicate the variety of data. You can use data as document, email, audio, video, images and machine generated data from sensors etc.

Velocity: Velocity manages the streaming of data and the movement of data at high speed.